To the Editor: The article by Dr. Rifkin et al. (Sept. 6 issue)1 on the evaluation of the role of magnetic resonance imaging (MRI) and transrectal sonography in staging localized carcinoma of the prostate reports poor results that are consistent with our clinical experience. Unfortunately, the authors did not compare these relatively new imaging techniques with computed tomography (CT), which in many institutions is still the standard technique used for the staging of carcinoma of the prostate. In a recent pilot study we compared the accuracy of CT and MRI in staging localized carcinoma of the prostate. Ten patients with.
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